*{
    margin:0;
    padding:0;
    /* box-sizing: border-box; */
}

ul{
    list-style:none;
}

.wrap{
    width:352px;
    height:430px;
    margin:50px 0 0 50px;
    position:relative;
}

.wrap_up{
    width:350px;
    height:350px;
    margin-bottom:23px;
    border:1px solid #ddd;
    position:relative;
}

.wrap_up .mark{
    position:absolute;
    left:0;
    top:0;
    width:238px;
    height:238px;
    background:rgba(255,255,0,.5);
    border:1px solid #ddd;
    cursor:move;
    display:none;
}

.wrap_up:hover .mark{
    display:block;
}

.wrap_up img{
    display:block;
    width:350px;
    height:350px;
    margin:0 auto;
}

.wrap_down{
    height:55px;
}

.wrap_down i{
    display:block;
    float:left;
    width:20px;
    height:55px;
    font-weight:bold;
    color:#ddd;
    font-size:40px;
    cursor:pointer;
}

.wrap_down i.ok{
    color:#666;
}

.wrap_down .icon-zuo{
    text-align:left;
    margin-right:10px;
}

.wrap_down div{
    float:left;
    width:280px;
    height:55px;
    overflow:hidden;
    margin:0 9px;
    position:relative;
}

.wrap_down div ul{
    position:absolute;
    left:0;
    overflow: hidden;
    transition:all .5s;
}

.wrap_down li{
    margin-right:4px;
    border:2px solid transparent;
    width:48px;
    height:48px;
    float:left;
}

.wrap_down li.active{
    border-color:#f00;
}

.wrap_down li:last-child{
    margin-right:0;
}

.wrap_down li img{
    display:block;
    width:48px;
    height:48px;
}

.wrap_up ~ .big_box{
    width:540px;
    height:540px;
    border:1px solid #d00;
    position:absolute;
    left:352px;
    top:0;
    display:none;
    overflow:hidden;
}

.wrap_up:hover ~ .big_box{
    display:block;
}

.big_box img{
    display:block;
    width:800px;
    height:800px;
    position:absolute;
}


.layer{
    width:960px;
    height:620px;
    position:absolute;
    left:50%;
    top:50%;
    margin-top:-310px;
    margin-left:-480px;
    /* transform:translate(-50%,-50%); */
    background:#fff;
    border:4px solid #ddd;
    display:none;
    z-index:99999;
}

.title{
    height:35px;
    background:#ddd;
    padding:0 10px;
    line-height:35px;
}

.title i{
    display:block;
    float:right;
    cursor:pointer;
}

.content{
    padding:10px;
}

.con_left{
    width:737px;
    height:540px;
    float:left;
    margin-right:15px;
    position:relative;
    overflow:hidden;
}

.con_left>img:first-child{
    display:block;
    width:544px;
    height:544px;
    margin:0 auto;
}

.con_left>img:last-child{
    display:none;
    width:800px;
    height:800px;
    position:absolute;
    left:0;
    top:0;
}

.con_left:hover>img:last-child{
    display:block;
}

.con_right{
    width:180px;
    height:540px;
    float:left;
}

.con_right h3{
    font-size:16px;
    line-height:1.5;
    color:#ddd;
}

.con_right .pro_pics{
    height:400px;
    border:1px solid #666;
    padding:15px;
    margin-top:20px;
    position:relative;
}

.list_box{
    overflow:hidden;
    width:146px;
    height:290px;
    position:relative;
}

.con_right ul{
    width:310px;
    height:290px;
    position:absolute;
}

.con_right ul li{
    float:left;
    width:155px;
    height:290px;
}

.con_right li span{
    display:block;
    float:left;
    margin:0 13px 10px 0;
    border:1px solid transparent;
    width:62px;
    height:62px;
}

.con_right li span.active{
    border-color:#f00;
}

.con_right li span img{
    display:block;
    width:100%;
    height:100%;
}

.btn_box{
    height:22px;
    clear:both;
    position:absolute;
    width:106px;
    bottom:25px;
    left:30px;
}

.btn_box>p{
    float:left;
    width:18px;
    height:18px;
    border:1px solid #666;
    cursor:pointer;
}

.btn_box>.n_btn{
    width:40px;
    margin:0 11px;
    border:none;
}

.btn_box p span{
    display:block;
    width:0;
    height:0;
    overflow:hidden;
    border:5px solid transparent;
    border-left-color:#333;
    margin:4px 0 0 7px;
}

.btn_box .l_btn span{
    border-left-color:transparent;
    border-right-color:#ddd;
    margin:4px 7px 0 0;
}

.btn_box .enabled span{
    border-right-color:#333;
}

.btn_box .enabled:hover span{
    border-right-color:#f00;
}

.btn_box .r_btn span{
    border-left-color:#ddd;
    border-right-color:transparent;
}

.btn_box .renabled span{
    border-left-color:#333;
}

.btn_box .renabled:hover span{
    border-left-color:#f00;
}

.n_btn{
    font-size:14px;
    color:#999;
    text-align:center;
}

.n_btn i:first-child{
    font-weight:bold;
}

.show{
    display:block;
}

.con_left .mark2{
    position:absolute;
    left:0;
    top:0;
    width:238px;
    height:238px;
    background:rgba(255,255,0,0);
    border:1px solid #ddd;
    cursor:move;
    display:none;
}

.con_left:hover .mark2{
    display:block;
}